climate change30
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Tackling a 40 Million-Year-Old Conundrum
A new study bolsters the idea that the uplifts of the Himalayas and Andes that began tens of millions years ago helped trigger the many ice ages that followed.
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What to Expect From the COP26 Meeting
What’s at stake this year at the United Nations’ climate change conference
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What Does the Changing Climate Mean for Food Security?
Best-selling author and climate activist Bill McKibben recently joined Columbia Mailman professor Lew Ziska for a conversation about the threat of climate change on global food security.
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Scientists and Native People Jointly Study Sea-Ice Declines Threatening Seal Hunts
Seals have been a staple for the coastal village of Kotzebue for generations. Rapid changes in sea ice driven by ocean warmth are presenting a challenge for hunters.
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Asian Mountain Nations to Present Unified Voice at Global Climate Conference
Countries from the Hindu Kush Himalayas seek to present a unified voice at COP26 with their #HKH2Glasgow campaign.
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Arctic Sea Ice May Make a Last Stand in This Remote Region. It May Lose the Battle.
Researchers have zeroed in on what they call the Last Ice Area, where the last year-round Arctic ice, and associated ecosystems may–or may not–survive in a warmer future.
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A New Global Study Refines Estimates of Rooftop Solar Potential
Rooftop solar can generate vast amounts of energy. But, how much of that energy could actually be used?
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Exposure to Deadly Urban Heat Worldwide Has Tripled in Recent Decades, Says Study
A detailed analysis of temperatures and population trends in 13,115 cities shows where specific numbers of people are most affected.
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Attribution Science: Linking Climate Change to Extreme Weather
Scientists can now determine what role climate change plays in making extreme weather events more frequent and intense.
Congratulations to our Columbia Climate School Class of 2026 and all of our 2026 Columbia University graduates! Learn more about our May 15 Climate School Class Day celebration. 💙 #Columbia2026 #ColumbiaClimate2026
